2116402 has 8 divisors (see below), whose sum is σ = 3184236. Its totient is φ = 1054992.

The previous prime is 2116397. The next prime is 2116403. The reversal of 2116402 is 2046112.

It can be written as a sum of positive squares in 2 ways, for example, as 1957201 + 159201 = 1399^2 + 399^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2116403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673 + ... + 2164.

2^2116402 is an apocalyptic number.

2116402 is a deficient number, since it is larger than the sum of its proper divisors (1067834).

2116402 is a wasteful number, since it uses less digits than its factorization.

2116402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3212.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2116402 is about 1454.7858949000. The cubic root of 2116402 is about 128.3904500165.

The spelling of 2116402 in words is "two million, one hundred sixteen thousand, four hundred two".